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    <meta charset="UTF-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>Document</title>
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    <!-- ES6模块化 -->
    <script type="module">
      import { add, UserKey } from "./scripts/utils.js";
      // add(2,3)
      //12121212
      console.log(add(2, 3));
      console.log(UserKey);
    </script>
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